Home / 27,954,063.52-38,576,528.64-15,730,920.40

Finding the Fourth Proportional to 27,954,063.52, 38,576,528.64 and 15,730,920.40

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Solution

The fourth proportional to 27,954,063.52, 38,576,528.64 and 15,730,920.40 is: 21,708,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,954,063.52 : 38,576,528.64 = 15,730,920.40 : x
  2. Step 2: Convert to fraction form
    27,954,063.52/38,576,528.64 = 15,730,920.40/x
  3. Step 3: Cross multiply
    27,954,063.52x = 38,576,528.64 × 15,730,920.40
  4. Step 4: Simplify right side
    27,954,063.52x = 606,844,301,344,160.25
  5. Step 5: Solve for x
    x = 606,844,301,344,160.25/27,954,063.52
  6. Step 6: Final answer
    x = 21,708,625.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.